CN219518153U - Alkali liquor sampling recovery device in hydrogen peroxide production - Google Patents

Abstract

The utility model relates to an alkali liquor sampling and recycling device in hydrogen peroxide production, which comprises a recycling tank and a purifying mechanism; the purifying mechanism is arranged in the recovery tank and comprises a treatment bin and a purifying cylinder which are respectively arranged inside and outside the recovery tank; according to the alkali liquor sampling and recycling device in hydrogen peroxide production, when alkali liquor is stored in the recycling tank, the inside alkali liquor gas can be absorbed intensively through the adsorbent, so that the subsequent alkali liquor gas treatment is convenient and fast, during cleaning and maintenance in the tank, the harmful gas in the tank is discharged outwards through the guide pipe through the fan, and is rapidly filtered through the filter screen and the filter core, the electric heating pipe is arranged on the periphery of the adsorbent, the discharge of alkali liquor substances in the adsorbent can be accelerated in a heating mode, the aim of multiple utilization is fulfilled, and therefore, the alkali liquor gas can be treated when the tank body is required to be cleaned and maintained, the labor intensity of labor personnel and potential safety hazard are reduced, and the environment is protected.

Description

Alkali liquor sampling recovery device in hydrogen peroxide production

Technical Field

The utility model relates to the technical field of hydrogen peroxide production equipment, in particular to an alkali liquor sampling and recycling device in hydrogen peroxide production.

Background

In the hydrogen peroxide production process, the alkali liquor sampling generally adopts direct discharge type, and alkali liquor consumption is easy to cause, so that a recovery tank is additionally arranged in the system, the alkali liquor consumption is reduced, the cost is saved, the direct discharge of the alkali liquor can be avoided, and the pollution to the environment is reduced.

The recovery tank is required to be cleaned after storing the alkali liquor, and the alkali liquor can react with air to generate alkali liquor gas harmful to human bodies in the storage process, so that potential safety hazards are caused to human respiratory tracts, skin and liver and kidney.

When the tank body is opened for cleaning and maintenance, the labor personnel often need to take protective measures, the operation difficulty is high, the conventional recovery tank is difficult to realize rapid treatment of alkali liquor gas, the labor intensity of the labor personnel is improved, potential safety hazards are caused, and the environment is not protected.

Disclosure of Invention

Based on the expression, the utility model provides an alkali liquor sampling and recycling device in hydrogen peroxide production, which aims to solve the technical problems that the conventional recycling tank is difficult to realize rapid treatment of alkali liquor gas, the labor intensity of labor personnel is improved, potential safety hazards are caused, and the environment is not protected.

The technical scheme for solving the technical problems is as follows: an alkali liquor sampling and recycling device in hydrogen peroxide production comprises a recycling tank and a purifying mechanism;

the upper part and the lower part of the recovery tank are respectively provided with a liquid inlet pipe and a liquid outlet pipe;

the purifying mechanism is arranged in the recovery tank to purify alkali liquor gas, and comprises a treatment bin and a purifying cylinder which are respectively arranged inside and outside the recovery tank, wherein the treatment bin and the purifying cylinder are connected through a guide pipe;

the treatment bin comprises an inner cylinder which is arranged at intervals with the inner wall of the recovery tank, a containing cavity is formed between the inner cylinder and the inner wall of the recovery tank, the upper part and the lower part of the containing cavity are divided into an air suction part and an air discharge part by a screen, the air suction part and the air discharge part are respectively provided with an adsorbent and an electric heating pipe, the outer end of the air discharge part is connected with an air discharge cylinder to provide the discharged wind power of alkali liquor gas, and the inner end and the outer end of the screen are respectively fixedly connected with the inner cylinder and the recovery tank.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, a fan is arranged in the recovery tank.

Further, a control valve is arranged on the guide pipe.

Further, the purifying cylinder comprises a cylinder body, a filter screen and a filter element, the air inlet end of the cylinder body is connected with the guide pipe, and the filter screen and the filter element are arranged in the cylinder body.

Further, the filter screen is arranged at two ends of the air vent of the filter element.

Further, a bracket is fixedly arranged on the adjacent side of the inner cylinder and the recovery tank, and the inner cylinder and the recovery tank are fixed through the bracket.

Further, a cover plate is arranged above the accommodating cavity to form a closed space.

Compared with the prior art, the technical scheme of the utility model has the following beneficial technical effects:

when the alkali liquor is stored in the recovery tank, the inside alkali liquor gas can be intensively absorbed through the adsorbent, the subsequent alkali liquor gas treatment is convenient and fast, when the tank is cleaned and maintained, the harmful gas in the tank is discharged outwards through the guide pipe by the fan, and is rapidly filtered through the filter screen and the filter core, the electric heating pipe is arranged on the periphery of the adsorbent, the discharge of the alkali liquor substances in the adsorbent can be accelerated through a heating mode, the aim of multiple utilization is fulfilled, and therefore the alkali liquor gas can be treated when the tank body is required to be cleaned and maintained, the labor intensity and the potential safety hazard of labor staff are reduced, and the environment is protected.

Drawings

FIG. 1 is a schematic diagram of a device for sampling and recovering alkali liquor in hydrogen peroxide production according to an embodiment of the present utility model;

FIG. 2 is a schematic view showing the internal structure of a recovery tank according to an embodiment of the present utility model;

FIG. 3 is an enlarged partial schematic view of the area A in FIG. 2;

FIG. 4 is a schematic view of a purifying cartridge according to an embodiment of the present utility model;

in the drawings, the list of components represented by the various numbers is as follows:

1. a recovery tank; 2. a purifying mechanism; 11. a liquid inlet pipe; 12. a liquid discharge pipe; 13. a through port; 21. a treatment bin; 22. a purifying cylinder; 23. a conduit; 211. an inner cylinder; 212. a screen plate; 213. an adsorbent; 214. an electric heating tube; 215. an exhaust duct; 216. a cover plate; 231. a control valve; 2151. a blower; 2111. a bracket; 221. a cylinder; 222. a filter screen; 223. a filter element.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Embodiments of the utility model are illustrated in the accompanying drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

It will be understood that spatially relative terms, such as "under", "below", "beneath", "under", "above", "over" and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use and operation in addition to the orientation depicted in the figures. It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or be connected to the other element through intervening elements.

As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It will be further understood that the terms "comprises" and/or "comprising," and/or the like, specify the presence of stated features, integers, steps, operations, elements, components, or groups thereof, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, or groups thereof.

The embodiment of the utility model specifically provides an alkali liquor sampling and recycling device in hydrogen peroxide production, referring to fig. 1, comprising a recycling tank 1 and a purifying mechanism 2.

For recycling alkali liquor, the upper part and the lower part of the recycling tank 1 are respectively provided with a liquid inlet pipe 11 and a liquid outlet pipe 12, the recycling tank 1 is fixedly arranged on a supporting frame 14 for stable placement, the alkali liquor is sent into the recycling tank 1 for storage through the liquid inlet pipe 11 and is discharged through the liquid outlet pipe 12 to an external recycling pipeline, recycling of the alkali liquor is realized, consumption is reduced, and the direct discharge to the outside is avoided, so that environmental pollution is caused;

further, referring to fig. 1 and 2, the purifying mechanism 2 is disposed in the recovery tank 1 to purify the alkaline solution, and the purifying mechanism 2 includes a treating bin 21 and a purifying cylinder 22 disposed inside and outside the recovery tank 1, respectively, and the treating bin 21 and the purifying cylinder 22 are connected by a conduit 23, so that the alkaline solution is discharged after passing through the purifying cylinder 22 after passing through the adsorption treatment of the treating bin 21.

Referring to fig. 3, the treatment bin 21 includes an inner cylinder 211 spaced from the inner wall of the recovery tank 1, the inner cylinder 211 is coaxially disposed with the recovery tank 1, a cavity is formed between the inner cylinder 211 and the inner wall of the recovery tank 1, the cavity is connected with a conduit 23, the upper and lower parts of the cavity are separated into an air suction part and an air discharge part by a mesh plate 212, the air suction part and the air discharge part are respectively provided with an adsorbent 213 and an electric heating tube 214, and alkali liquor gas is discharged into the cavity through the lower part of the air discharge part.

The inner end and the outer end of the screen plate 212 are fixedly connected with the inner cylinder 211 and the recovery tank 1 respectively, a support 2111 is fixedly arranged on the adjacent sides of the inner cylinder 211 and the recovery tank 1, the inner cylinder 211 and the recovery tank 1 are fixed through the support 2111, so that installation supporting force is provided for the inner cylinder 211, the use stability is facilitated, a cover plate 216 is arranged above the containing cavity to form a closed space, the alkali liquor gas in the containing cavity is facilitated to be discharged outwards, and the inside of the containing cavity can be directly operated by directly arranging the cover plate 216 when the adsorbent 213 needs to be replaced, so that the use convenience is improved.

Wherein, the adsorbent 213 is activated carbon particles, lay on the otter board 212 to concentrate the absorption to the inside alkali lye gas of recovery jar 1, make things convenient for subsequent discharge treatment, electrothermal tube 214 is adorned admittedly on recovery jar 1, and its body extends along holding the intracavity wall and sets up, does benefit to the adsorbent 213 and heats.

Specifically, for the convenience of exhausting alkali liquor gas, the outer end of the exhaust part is connected with an exhaust cylinder 215 to provide the exhaust wind force of alkali liquor gas, a fan 2151 is installed in the recovery tank 1, the exhaust cylinder 215 is fixedly installed outside the recovery tank 1, a through hole 13 is formed in the recovery tank 1, and the exhaust cylinder 215 is connected with the exhaust part through the through hole 13 to enable the alkali liquor gas to be exhausted from the guide pipe 23 through the containing cavity.

Further, referring to fig. 1 and 4, the conduit 23 is provided with a control valve 231, and the opening and closing of the conduit 23 are controlled by the control valve 231, so that when the recovery tank 1 stores alkali liquor, the control valve 231 is closed, and when cleaning maintenance is needed, after the alkali liquor in the recovery tank 1 is discharged, the control valve 231 is opened, so that the alkali liquor gas in the recovery tank 1 can be discharged quickly for treatment, and the influence on labor personnel after the recovery tank 1 is opened is avoided.

The purifying cylinder 22 comprises a cylinder 221, a filter screen 222 and a filter element 223, wherein the air inlet end of the cylinder 221 is connected with the guide pipe 23, the filter screen 222 and the filter element 223 are arranged inside the cylinder 221, so that toxic substances in alkali liquor gas are filtered by the filter screen 222 and the filter element 223, and purified air is discharged to the outside, and the alkali liquor gas is rapidly treated.

Specifically, the filter screen 222 is arranged at two ends of the vent of the filter element 223, and the filter screen 222 and the filter element 223 are made of activated carbon, so that the filter screen has a strong adsorption effect, and can effectively filter toxic gases in alkali liquor gas.

The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (7)

1. The alkali liquor sampling and recycling device in the hydrogen peroxide production is characterized by comprising a recycling tank (1) and a purifying mechanism (2);

the upper part and the lower part of the recovery tank (1) are respectively provided with a liquid inlet pipe (11) and a liquid discharge pipe (12);

the purifying mechanism (2) is arranged in the recovery tank (1) to purify alkali liquor gas, the purifying mechanism (2) comprises a treatment bin (21) and a purifying cylinder (22) which are respectively arranged inside and outside the recovery tank (1), and the treatment bin (21) and the purifying cylinder (22) are connected through a guide pipe (23);

the treatment bin (21) comprises an inner cylinder (211) which is arranged at intervals with the inner wall of the recovery tank (1), a cavity is formed between the inner cylinder (211) and the inner wall of the recovery tank (1), the upper part and the lower part of the cavity are divided into an air suction part and an air discharge part by a screen plate (212), an adsorbent (213) and an electric heating tube (214) are respectively arranged in the air suction part and the air discharge part, the outer end of the air discharge part is connected with an air discharge cylinder (215) to provide the exhaust wind force of alkali liquor gas, and the inner end and the outer end of the screen plate (212) are fixedly connected with the inner cylinder (211) and the recovery tank (1) respectively.

2. The alkali liquor sampling and recycling device in hydrogen peroxide production according to claim 1, wherein a fan (2151) is installed inside the recycling tank (1).

3. The alkali liquor sampling and recycling device in hydrogen peroxide production according to claim 1, wherein a control valve (231) is arranged on the guide pipe (23).

4. A device for sampling and recovering alkali liquor in hydrogen peroxide production according to claim 3, wherein the purifying cylinder (22) comprises a cylinder body (221), a filter screen (222) and a filter element (223), the air inlet end of the cylinder body (221) is connected with the guide pipe (23), and the filter screen (222) and the filter element (223) are arranged inside the cylinder body (221).

5. The alkali liquor sampling and recycling device in hydrogen peroxide production according to claim 4, wherein the filter screen (222) is arranged at two ends of the vent of the filter element (223).

6. The alkali liquor sampling and recycling device in hydrogen peroxide production according to claim 1, wherein a bracket (2111) is fixedly arranged on the side, adjacent to the recycling tank (1), of the inner cylinder (211), and the inner cylinder (211) and the recycling tank (1) are fixed through the bracket (2111).

7. The alkali liquor sampling and recycling device in hydrogen peroxide production according to claim 1, wherein a cover plate (216) is arranged above the containing cavity to form a closed space.